<template>
  <div class="reports-container">
    <!-- 面包屑 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path:'/home'}">首页</el-breadcrumb-item>
      <el-breadcrumb-item>数据统计</el-breadcrumb-item>
      <el-breadcrumb-item>数据报表</el-breadcrumb-item>
    </el-breadcrumb>
    <!-- 卡片 -->
    <el-card class="box-card">
      <div id="main" style="width:800px;height:500px;"></div>
    </el-card>
  </div>
</template>
<script>
  import * as echarts from 'echarts'
  import _ from 'lodash'
  export default {
    name: 'MyReports',
    data() {
      return {
        options: {
          title: {
            text: '用户来源'
          },
          tooltip: {
            trigger: 'axis',
            axisPointer: {
              type: 'cross',
              label: {
                backgroundColor: '#E9EEF3'
              }
            }
          },
          grid: {
            left: '3%',
            right: '4%',
            bottom: '3%',
            containLabel: true
          },
          xAxis: [{
            boundaryGap: false
          }],
          yAxis: [{
            type: 'value'
          }]
        }
      }
    },
    async mounted() {
      // 基于准备好的dom，初始化echarts实例
      var myChart = echarts.init(document.getElementById('main'))

      const {
        data: res
      } = await this.$http.get('reports/type/1')
      if (res.meta.status !== 200) {
        this.$message({
          showClose: true,
          message: '获取数据失败',
          type: 'error'
        })
      }

      const result = _.merge(res.data, this.options)
      // 使用刚指定的配置项和数据显示图表。
      myChart.setOption(result)
    }
  }

</script>
<style lang="less" scoped>
  .box-card {
    margin-top: 15px;
    padding: 0;
    box-shadow: 0 1px 1px rgba(0, 0, 0, 0.1) !important;
  }

</style>
